Marking apparatus with a plurality of lasers, deflection means, and telescopic means for each laser beam
US9573227B2 · kind B2 · utility
1Cited by
166References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2012 |
| Grant date | Feb 21, 2017 |
| Priority date | — |
| Expiry date | Nov 2, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S3/2383
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention relates to a marking apparatus for marking an object with laser light, comprising a plurality of lasers and a control unit for individually activating each of the lasers to emit a laser beam (90a-i) according to a sign to be marked. A set of deflection means (30) for directing the laser beams (90a-i) toward the object to be marked is provided, a set of telescopic means (40) comprising at least one telescopic means (40a-i) per laser beam (90a-i) is provided, and each telescopic means (40a-i) is adjustable for individually setting a focal length of the respective laser beam (90a-i).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.